Home > Duplex Steel > Duplex Steel S31803 Coils
Tanvir Nickel Alloys, based in Cairo, Egypt, stands out as a top manufacturer and supplier of high-quality Duplex Steel S31803 Coils. These coils are celebrated for their remarkable strength, durability, and resistance to corrosion. With a focus on duplex stainless steels, Tanvir ensures that their coils meet strict industrial standards, guaranteeing dependable performance even in the toughest environments. Designed for applications that demand both mechanical strength and resilience against harsh chemicals, marine conditions, and high pressure, Duplex Steel S31803 Coils are crafted using advanced manufacturing techniques and thorough quality control. This commitment results in long-lasting, high-performance solutions suitable for piping, structural, and industrial systems, making them perfect for sectors like chemical processing, oil and gas, and marine applications.
Standard ASTM A240 / ASME SA240
Range 5mm To 150mm
Width 1000mm / 1219mm /1250mm / 1500mm / 2000mm
Length 2000 mm / 2440 mm / 2500 mm / 3000 mm / 6000 mm.
Surface Finishing Hot rolled plate (HR), Cold rolled sheet (CR), 2B, 2D, BA NO(8), SATIN (Met with Plastic Coated)
Form Coils, Foils, Rolls, Plain Sheet, Shim Sheet, Perforated Sheet, Chequered Plate, Strip, Flats, Blank (Circle), Ring (Flange) etc.
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | Fe |
| S31803 | 0.030 max | 2.00 max | 1.00 max | 0.030 max | 0.020 max | 22.0 – 23.0 | 3.0 – 3.5 | 4.50 – 6.50 | 0.14 – 0.20 | 63.72 min |
| Grade | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| S31803 | 7.8 g/cm3 | 1350 °C (2460 °F) | Psi – 116000 , MPa – 800 | Psi – 80000 , MPa – 550 | 15 % |
At Tanvir Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Duplex Steel S31803 Coils in Cairo, Egypt, providing cutting-edge solutions for all your piping needs. Our state-of-the-art production plants are strategically located in the Egypt, allowing us to maintain a vast inventory of over 16,000 tons of premium-quality materials readily available in stock. We are dedicated to delivering superior products and services, ensuring reliability and excellence for our global clientele.
Contact us to get a quick quote for your requirement.
Duplex Steel S31803 Coils find extensive use in industries such as chemical processing, petrochemical, oil and gas, marine, and power generation, thanks to their exceptional corrosion resistance and mechanical properties. They are particularly well-suited for creating piping systems, heat exchangers, pressure vessels, and structural components that come into contact with chloride-containing or corrosive fluids. By using these coils, companies can lower maintenance costs, improve operational safety, and guarantee long-term reliability in challenging environments. Their strength, durability, and ability to withstand harsh conditions make them a top choice for high-pressure applications.
